Anyone that is that jittery that they made their own interpretation of a PR slogan like "the sound of silence" should stick to the trains and buses. The Dash 8 plane are equipped with noise cancelling speaker system that significantly quiet the cabin, that is what the slogan means. Also, it is very common for 4 engined airplanes in the military used for search missions where they need longest loitering time, it is routine to shut down 2 of the engines to save fuel and engine wear.
Anyone that is that jittery that they made their own interpretation of a PR slogan like "the sound of silence" should stick to the trains and buses. The Dash 8 plane are equipped with noise cancelling speaker system that significantly quiet the cabin, that is what the slogan means. Also, it is very common for 4 engined airplanes in the military used for search missions where they need longest loitering time, it is routine to shut down 2 of the engines to save fuel and engine wear.